Test switch



FIG. 1 is a front and right side perspective view of a test switch according to the present invention;

FIG. 2 is a rear and right side perspective view of the FIG. 1 test switch;

FIG. 3 is a front elevational view of the FIG. 1 test switch with the transparent cover and side knobs removed;

FIG. 4 is a rear elevational view of the FIG. 1 test switch;

FIG. 5 is a left side elevational view of the FIG. 1 test switch, the right side being a mirror image of the left side;

FIG. 6 is a top plan view of the FIG. 1 test switch; and,

FIG. 7 is a bottom plan view of the FIG. 1 test switch.

The broken lines define portions of the test switch that form no part of the claimed design. 

We claim the ornamental design for a test switch, as shown and described. 